DASLE MN Review Questions and Verified Answers, 100% Guarantee Pass (Latest 2025) Matrix systems What is the Universal retainer also known as? - Correct Answers ✅Tofflemire retainer What class restorations is the tofflemire matrix system used with? - Correct Answers ✅class II What instrument do you contour the matrix band with? - Correct Answers ✅Burnisher or end of mirror handle ------ occurs when the band and wedges are not snug against the proximal surface - Correct Answers ✅Overhang This is a retainerless matrix system designed to establish a temporary interproximal wall for the restoration of a tooth. - Correct Answers ✅Automatrix This is a clear plastic strip used to provide a temporary interproximal wall for the restoration of anterior teeth. - Correct Answers ✅Celluloid strip What is the brand name for celluloid strip? - Correct Answers ✅Mylar strip 1 / 3
DASLE MN Review Questions and Verified Answers, 100% Guarantee Pass (Latest 2025) The Tofflemire retainer is placed from the ------- - Correct Answers ✅Buccal The smaller side of the matrix band is placed toward the --------- - Correct Answers ✅Gingiva The larger side of the matrix band is placed toward the ------- - Correct Answers ✅Occlusal What matrix system do posterior composite restorations use?
- Correct Answers ✅Retainerless
What are the brand names for the retainerless matrix system? - Correct Answers ✅Palodent and Triodent What matrix system used a small oval matrix band and a tension ring? - Correct Answers ✅Retainerless Where are the prongs placed for the palodent system? - Correct Answers ✅In between the band and the wedge Where is the wedge inserted? - Correct Answers ✅Lingual embrasure 2 / 3
DASLE MN Review Questions and Verified Answers, 100% Guarantee Pass (Latest 2025) What instrument do you use to insert the wedge? - Correct Answers ✅Howe 110 pliers What can occur if the wedge is placed incorrectly? - Correct Answers ✅Overhang and cupping The mylar strip is used for what restorations? - Correct Answers ✅Class III and IV T/F, the mylar strip can be placed before etching to protect adjacent teeth? - Correct Answers ✅True T/F, the mylar strip MUST be removed prior to curing - Correct Answers ✅False, the curing light can penetrate through the mylar strip What is an alternative to the Universal retainer? - Correct Answers ✅Automatrix This is a preformed cylinder with an assortment of sizes in metal and plastic. A tightening wrench is used to tighten the band once placed on the tooth. - Correct Answers ✅Automatrix
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